Canon has released a 51-page pdf-guide to the advanced autofocus-system of Canon EOS 7D II. I guess just the size of this guide to the autofocus system, tells that 7DII is a camera primary targeted enthusiasts and (semi-)professionals...

Tip: The European and the US-version of this guide are not exactly the same. If reading the US-version in Acrobat Reader, you might want to go to "View" -> "Page Display" and choose "Two Page View" plus select "Show Cover Page in Two Page View"...